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Commit | Line | Data |
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7fac8669 | 1 | TF1 *CreateFuncGausTail(TH1F *h,TString funcname); |
2 | TF1 *CreateFuncGaussTail(TH1F *h,TString funcname,Double_t parone,Double_t partwo); | |
3 | ||
4 | void PlotImpParResVsPt() | |
5 | { | |
6 | gStyle->SetOptStat(0); | |
7 | ||
8 | ||
9 | TFile *file1=TFile::Open("QAresults_merged_195344_195351.root","READ"); | |
10 | TDirectoryFile *dir1=(TDirectoryFile*)file1->GetDirectory("ImpParRes_Performance_wSDD"); | |
11 | ||
12 | //TFile *d0dist1=TFile::Open("/home/luojb/2011/ImpactParameter/OutputFile/PP/LHC10b/ImpParRes.Performance_LHC10bcde_pass2_ESDdiamond_2011_01_26.root","READ"); | |
13 | ||
14 | //if (!d0dist1->IsOpen()) return; | |
15 | ||
16 | ||
17 | ||
18 | TList *d0allpointRec1 = (TList*)dir1->Get("coutputd0allPointRec_0_1000000"); | |
19 | ||
20 | TList *d0allpointSkip1 = (TList*)dir1->Get("coutputd0allPointSkip_0_1000000"); | |
21 | ||
22 | TList *d0particlePID1 = (TList*)dir1->Get("coutputd0particlePID_0_1000000"); | |
23 | ||
24 | TList *d0pt = (TList*)dir1->Get("coutputd0Pt_0_1000000"); | |
25 | //TFile *d0ppr=TFile::Open("../ResolutionsAnalysis_def.root","READ"); | |
26 | //if(!d0ppr->IsOpen()) return; | |
27 | ||
28 | //define the histgram | |
29 | ||
30 | TH1F **d0AllpointrphiSkip1_=new TH1F*[26]; | |
31 | ||
32 | TH1F **d0AllpointrphiSkipTail1_=new TH1F*[26]; | |
33 | TH1F **d0AllpointrphiSkipGaus1_=new TH1F*[26]; | |
34 | ||
35 | TH1F **d0Pt_=new TH1F*[26]; | |
36 | Int_t nbins = 51; | |
37 | Double_t xbins[52]={0.22,0.23,0.26,0.27,0.35,0.36,0.45,0.46,0.55,0.56,0.65,0.66,0.75,0.76,0.85,0.86,1.05,1.06,1.25,1.27,1.45,1.47,1.65,1.67,1.85,1.87,2.15,2.17,2.45,2.47,2.65,2.67,2.85,2.87,3.25,3.27,3.75,3.77,4.15,4.20,4.95,5.15,5.35,5.55,6.0,6.8,8.5,10.5,12,19.,21.,32}; | |
38 | ||
39 | //TGraph *Resrphi_allpoint =new TGraph("Resrphi_allpot","d_0 impact parameter resolution_rphi [#mu m]; p_{t} [GeV/c]",nbins,xbins); | |
40 | TGraphErrors *Resrphi_allpointRec =new TGraphErrors(26); | |
41 | //Resrphi_allpointRec->SetMaximum(400); | |
42 | //Resrphi_allpointRec->SetMinimum(0); | |
43 | //Resrphi_allpoint->SetXTitle("p_{t} [GeV/c]"); | |
44 | //Resrphi_Rec->SetYTitle("d^{0} impact parameter resolution_rphi [#mu m]"); | |
45 | Resrphi_allpointRec->SetLineWidth(1); | |
46 | Resrphi_allpointRec->SetMarkerStyle(20); | |
47 | ||
48 | TGraphErrors *Resrphi_allpointSkip1 =(TGraphErrors*)Resrphi_allpointRec->Clone("Resrphi_allpointSkip1"); | |
49 | ||
50 | TGraphErrors *Resrphi_allpointSkipmean1 =(TGraphErrors*)Resrphi_allpointRec->Clone("Resrphi_allpointSkipmean1"); | |
51 | ||
52 | ||
53 | // fit gaussian | |
54 | /* | |
55 | TF1 *allpointRec1 = new TF1("allpointRec1","gaus",-10000.,10000.); | |
56 | TF1 *allpointRec2 = new TF1("allpointRec2","gaus",-10000.,10000.); | |
57 | TF1 *allpointRec3 = new TF1("allpointRec3","gaus",-10000.,10000.); | |
58 | TF1 *allpointRec4 = new TF1("allpointRec4","gaus",-10000.,10000.); | |
59 | TF1 *allpointRec5 = new TF1("allpointRec5","gaus",-10000.,10000.); | |
60 | TF1 *allpointRec6 = new TF1("allpointRec6","gaus",-10000.,10000.); | |
61 | */ | |
62 | ||
63 | ||
64 | TF1 *f1 = new TF1("f1","gaus",-10000.,10000.); | |
65 | TF1 *wn1 = new TF1("wn1","gaus",-10000.,10000.); | |
66 | //fitting histogram | |
67 | for (Int_t i=0;i<26;i++){ | |
68 | TString getstr; | |
69 | Int_t jj=i+1; | |
70 | Double_t j =3.; | |
71 | // | |
72 | // CHANGE ONLY HERE TO GET rphi 6 points, rphi SPDany, or z 6 points | |
73 | // | |
74 | //getstr="d0allpointzSkip_"; | |
75 | getstr="d0allpointrphiSkip_"; | |
76 | //getstr="d0partpointrphiSkip_"; | |
77 | // | |
78 | // | |
79 | getstr += jj; | |
80 | d0AllpointrphiSkip1_[i] = (TH1F*)d0allpointSkip1->FindObject(getstr);//->Clone(getstr+"d0allrphiRec"); | |
81 | ||
82 | getstr="d0pt_"; | |
83 | getstr += jj; | |
84 | d0Pt_[i] = (TH1F*)d0pt->FindObject(getstr); | |
85 | ||
86 | ||
87 | //Set fitting function | |
88 | //normalization | |
89 | TF1 *h = new TF1("h","gaus",-10000.,10000.); | |
90 | d0AllpointrphiSkip1_[i]->Fit("h","NR,Q"); | |
91 | Double_t d0rphirange_allpointSkip1 = h->GetParameter(2); | |
92 | Double_t Entries = d0AllpointrphiSkip1_[i]->GetEntries(); | |
93 | Double_t Integral = d0AllpointrphiSkip1_[i]->Integral(); | |
94 | d0AllpointrphiSkip1_[i]->Scale(1./Integral); | |
95 | ||
96 | //cp histogram | |
97 | d0AllpointrphiSkipTail1_[i] = new TH1F(*d0AllpointrphiSkip1_[i]); // = new TH1F(*(TH1F*)d0AllpointrphiSkip1_[i]); | |
98 | d0AllpointrphiSkipGaus1_[i] = new TH1F(*d0AllpointrphiSkip1_[i]); | |
99 | Double_t wholerangeint=d0AllpointrphiSkip1_[i]->Integral(); | |
100 | Double_t cutleft1= -j*(d0rphirange_allpointSkip1); | |
101 | Double_t cutright1 =j*d0rphirange_allpointSkip1; | |
102 | d0AllpointrphiSkipTail1_[i]->Reset(0); | |
103 | d0AllpointrphiSkipGaus1_[i]->Reset(0); | |
104 | for (Int_t bin=1;bin<d0AllpointrphiSkip1_[i]->GetNbinsX();bin++){ | |
105 | Int_t bincontent = d0AllpointrphiSkip1_[i]->GetBinCenter(bin); | |
106 | if(bincontent<cutleft1 || bincontent>cutright1) { | |
107 | d0AllpointrphiSkipTail1_[i]->SetBinContent(bin,d0AllpointrphiSkip1_[i]->GetBinContent(bin)); | |
108 | d0AllpointrphiSkipTail1_[i]->SetBinError(bin,d0AllpointrphiSkip1_[i]->GetBinError(bin)); | |
109 | d0AllpointrphiSkipGaus1_[i]->SetBinContent(bin,0.); | |
110 | //This sentence is very important,otherwise we will get the information the data is empty when we fit it . | |
111 | } | |
112 | else if(bincontent>=cutleft1 && bincontent<=cutright1){ | |
113 | d0AllpointrphiSkipTail1_[i]->SetBinContent(bin,0); | |
114 | d0AllpointrphiSkipGaus1_[i]->SetBinContent(bin,d0AllpointrphiSkip1_[i]->GetBinContent(bin)); | |
115 | d0AllpointrphiSkipGaus1_[i]->SetBinError(bin,d0AllpointrphiSkip1_[i]->GetBinError(bin)); | |
116 | } | |
117 | //d0AllpointrphiSkipGaus_[i]->SetBinContent(bin,d0AllpointrphiSkip1_[i]->GetBinContent(bin)); | |
118 | //d0AllpointrphiSkipGaus_[i]->SetBinError(bin,d0AllpointrphiSkip1_[i]->GetBinError(bin)); | |
119 | } | |
120 | //return; | |
121 | TF1 *hh; | |
122 | hh =CreateFuncTail(d0AllpointrphiSkipTail1_[i],"hh"); | |
123 | hh->SetLineColor(4); | |
124 | d0AllpointrphiSkipTail1_[i]->SetLineColor(5); | |
125 | d0AllpointrphiSkipTail1_[i]->Fit("hh","NR,Q","",-2500,2500); | |
126 | Double_t Sigmatail_allpointSkip1 = hh->GetParameter(2); | |
127 | d0AllpointrphiSkipGaus1_[i]->Fit("h","NR,Q","",-2500,2500); | |
128 | Double_t Sigmagaus_allpointSkip1 = h->GetParameter(2); | |
129 | TF1 *allpointSkip1; | |
130 | allpointSkip1=CreateFuncGaussTail(d0AllpointrphiSkip1_[i],"allpointSkip1",Sigmagaus_allpointSkip1,Sigmatail_allpointSkip1); | |
131 | ||
132 | ||
133 | ||
134 | Double_t pt =d0Pt_[i]->GetMean(); | |
135 | Double_t RMS=d0Pt_[i]->GetRMS(); | |
136 | cout<<"i:"<<i<<endl; | |
137 | cout<<"pt:"<<pt<<endl; | |
138 | ||
139 | //fill the histogram | |
140 | //Double_t ptpion=ptt*ptt/TMath::Sqrt(ptt*ptt+mass*mass); | |
141 | //allpointSkip1->SetRange(-j*d0rphirange_allpointSkip1,j*d0rphirange_allpointSkip1); | |
142 | d0AllpointrphiSkip1_[i]->Fit("allpointSkip1","NR,Q"); | |
143 | Resrphi_allpointSkip1->SetPoint(jj,pt,allpointSkip1->GetParameter(2)); | |
144 | Resrphi_allpointSkip1->SetPointError(jj,RMS,allpointSkip1->GetParError(2)); | |
145 | Resrphi_allpointSkipmean1->SetPoint(jj,pt,allpointSkip1->GetParameter(1)); | |
146 | Resrphi_allpointSkipmean1->SetPointError(jj,RMS,allpointSkip1->GetParError(1)); | |
147 | ||
148 | } | |
149 | ||
150 | //********************************************************************************************** | |
151 | //************************************ Plot figures ****************************************** | |
152 | //********************************************************************************************** | |
153 | ||
154 | TCanvas *d0ResrphiSkip1 = new TCanvas("d0ResrphiSkip1","d0ResrphiSkip1",0,0,540,420); | |
155 | d0ResrphiSkip1->cd(); | |
156 | gPad->SetLogx(); | |
157 | TH2F *hFrame111 = new TH2F("hFrame","; p_{t} [GeV/c]; d0_resolution [#mum]",2,0.15,38,2,0,350); | |
158 | hFrame111->Draw(); | |
159 | ||
160 | Resrphi_allpointSkip1->SetMarkerStyle(20); | |
161 | Resrphi_allpointSkip1->SetMarkerColor(2); | |
162 | Resrphi_allpointSkip1->Draw("p"); | |
163 | /* | |
164 | TLegend *legend = new TLegend(0.28,0.75,0.65,0.88); | |
165 | legend-> SetTextSize(0.025); | |
166 | legend->SetBorderSize(0); | |
167 | legend->SetFillColor(0); | |
168 | legend->AddEntry(Resrphi_allpointSkip1,"d0ResrphiSkip_LHCbcd","pl"); | |
169 | //legend->AddEntry(Resrphi_allpointRec4,"d0ResrphiSkip_LHC11a10a","pl"); | |
170 | //legend->AddEntry(Resrphi_allpointRec2,"d0ResrphiSkip_LHC11a10a_m","pl"); | |
171 | legend->Draw(); | |
172 | */ | |
173 | d0ResrphiSkip1->Update(); | |
174 | ||
175 | TCanvas *d0MeanrphiSkip1 = new TCanvas("d0MeanrphiSkip1","d0MeanrphiSkip1",0,0,540,420); | |
176 | d0MeanrphiSkip1->cd(); | |
177 | gPad->SetLogx(); | |
178 | TH2F *hFrame1 = new TH2F("hFrame1","; p_{t} [GeV/c]; d0_mean [#mum]",2,0.15,38,2,-35,30); | |
179 | hFrame1->Draw(); | |
180 | Resrphi_allpointSkipmean1->SetMarkerStyle(20); | |
181 | Resrphi_allpointSkipmean1->SetMarkerColor(2); | |
182 | Resrphi_allpointSkipmean1->Draw("p"); | |
183 | //Resrphi_allpointSkipmean2->SetMarkerStyle(20); | |
184 | //Resrphi_allpointSkipmean2->SetMarkerColor(3); | |
185 | //Resrphi_allpointSkipmean2->Draw("p,sames"); | |
186 | ||
187 | /* | |
188 | TLegend *legend = new TLegend(0.2,0.7,0.7,0.88); | |
189 | legend-> SetTextSize(0.025); | |
190 | legend->SetBorderSize(0); | |
191 | legend->SetFillColor(0); | |
192 | legend->AddEntry(Resrphi_allpointSkipmean1,"d0MeanrphiSkip_LHC11a_partpointSkip_pass2_with_SDD","pl"); | |
193 | //legend->AddEntry(Resrphi_allpointSkipmean2,"d0MeanrphiSkip_LHC11a_partpointSkip_pass3_with_SDD","pl"); | |
194 | //legend->AddEntry(Resrphi_allpointSkipmean3,"d0MeanrphiSkip_LHC10d_partpointSkip_diamond","pl"); | |
195 | legend->Draw(); | |
196 | */ | |
197 | d0MeanrphiSkip1->Update(); | |
198 | ||
199 | return; | |
200 | ||
201 | } | |
202 | //--------------------------------------------------------------------------- | |
203 | TF1 *CreateFuncTail(TH1F *hh,TString funcname,Double_t wholeRangeInt=-1.) | |
204 | { | |
205 | /* TF1 *f3 = new TF1("f3","gaus",300,10000.); | |
206 | cout<<"here:"<<2222222<<endl; | |
207 | hh->Fit("f3","NR,Q"); | |
208 | Double_t value =f3->GetParameter(2); | |
209 | cout<<"value:"<<value<<endl;*/ | |
210 | TF1 *tail=new TF1(funcname.Data(),"[0]*(1./(2.*[2])*TMath::Exp(-TMath::Abs(x-[1])/[2]))",-2500.,2500.); | |
211 | //tail->SetParLimits(0,0.,250.);//Set the first parameter [0] range | |
212 | tail->SetParLimits(1,-50,50.);//Set the second parameter [1] range | |
213 | tail->SetParLimits(2,0,15000.); | |
214 | Double_t binwidth=hh->GetBinWidth(10); | |
215 | Double_t integral=hh->Integral(); | |
216 | if(wholeRangeInt!=-1.)tail->SetParLimits(0,(0.2)*wholeRangeInt*binwidth,(0.5)*wholeRangeInt*binwidth); | |
217 | Double_t RMS1=TMath::Abs(hh->GetRMS()); | |
218 | Double_t firstvalue1=binwidth*integral; | |
219 | //cout<<"binwidth:"<<binwidth<<endl; | |
220 | //cout<<"integral:"<<integral<<endl; | |
221 | //cout<<"RMS:"<<RMS<<endl; | |
222 | //cout<<"firstvalue1:"<<firstvalue1<<endl; | |
223 | tail->SetParameters(1.,0,100.);//Set the initial value of parameter | |
224 | // tail->SetParameters(1,0,RMS1); | |
225 | ||
226 | return tail; | |
227 | ||
228 | } | |
229 | //---------------------------------------------------------------------------- | |
230 | TF1 *CreateFuncGausTail(TH1F *h,TString funcname) | |
231 | { | |
232 | TF1 *gaustail=new TF1(funcname.Data(),"[0]*([4]/(TMath::Sqrt(2.*TMath::Pi())*[2])*TMath::Exp(-1.*(x-[1])*(x-[1])/(2.*[2]*[2]))+(1.-[4])/(2.*[3])*TMath::Exp(-TMath::Abs(x-[1])/[3]))",-2500.,2500.); | |
233 | gaustail->SetParLimits(0,0.,250000000.);//Set the first parameter [0] range | |
234 | gaustail->SetParLimits(1,-20,20.);//Set the second parameter [1] range | |
235 | gaustail->SetParLimits(2,0.,500.); | |
236 | gaustail->SetParLimits(3,0.,500.); | |
237 | gaustail->SetParLimits(4,0.,1.); | |
238 | Double_t binwidth=h->GetBinWidth(10); | |
239 | Double_t integral=h->Integral(); | |
240 | Double_t RMS1=TMath::Abs(h->GetRMS()); | |
241 | Double_t firstvalue=binwidth*integral; | |
242 | //cout<<"binwidth:"<<binwidth<<endl; | |
243 | //cout<<"integral:"<<integral<<endl; | |
244 | //cout<<"RMS:"<<RMS<<endl; | |
245 | cout<<"firstvalue:"<<firstvalue<<endl; | |
246 | gaustail->SetParameters(firstvalue,0,RMS1,RMS1/20,0.82);//Set the initial value of parameter | |
247 | //gaustail->FixParameter(0,firstvalue); | |
248 | return gaustail; | |
249 | ||
250 | } | |
251 | //---------------------------------------------------------------------------- | |
252 | TF1 *CreateFuncGaussTail(TH1F *h,TString funcname,Double_t parone,Double_t partwo) | |
253 | { | |
254 | TF1 *f = new TF1("f","gaus",-10000.,10000.); | |
255 | h->Fit("f","NR,Q"); | |
256 | Double_t value =f->GetParameter(2); | |
257 | Double_t par1=1.1*parone; | |
258 | Double_t par2=partwo*1.2;//par2*(1.-0.2),par2*(1.+0.2)); | |
259 | TF1 *gaustail=new TF1(funcname.Data(),"[0]*([4]/(TMath::Sqrt(2.*TMath::Pi())*[2])*TMath::Exp(-1.*(x-[1])*(x-[1])/(2.*[2]*[2]))+(1.-[4])/(2.*[3])*TMath::Exp(-TMath::Abs(x-[1])/[3]))",-2500.,2500.); | |
260 | //gaustail->SetParLimits(0,0.,10.);//Set the first parameter [0] range | |
261 | gaustail->SetParLimits(1,-50.,50.);//Set the second parameter [1] range | |
262 | //gaustail->SetParLimits(2,0.,par1); | |
263 | gaustail->SetParLimits(3,0,par2); | |
264 | gaustail->SetParLimits(4,0.,1.); | |
265 | Double_t binwidth=h->GetBinWidth(10); | |
266 | Double_t integral=h->Integral(); | |
267 | Double_t RMS1=TMath::Abs(h->GetRMS()); | |
268 | Double_t firstvalue=binwidth*integral; | |
269 | //cout<<"binwidth:"<<binwidth<<endl; | |
270 | //cout<<"integral:"<<integral<<endl; | |
271 | //cout<<"RMS:"<<RMS<<endl; | |
272 | //cout<<"firstvalue:"<<firstvalue<<endl; | |
273 | gaustail->SetParameters(1,0,value,partwo,0.82);//Set the initial value of parameter | |
274 | ||
275 | delete f; | |
276 | return gaustail; | |
277 | ||
278 | } |